C32133223331333131133132212111133133313331333131211211233222111231231   >>    C3213322333133313113313221211113313331333133313121121123322211123123   <<    C32133223331333131133132212111133133313331333131211211233222111231233   >>      C32133223331333131133132212111133133313331333131211211233222111231232   >>